The Twilio SMS two-factor authentication module adds two-factor authentication support powered by Twilio’s SMS text messaging service to your WHMCS installation. Customers and WHMCS administrators can all benefit from the protection offered by SMS! Simple cost-effective pricing model, U.S. customers pay less than a penny per SMS message for local messages! For more information about their pricing model please see their pricing guide here https://www.twilio.com/sms/pricing.

Features

The Twilio SMS Two-Factor security module is easy to install and configure!